Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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THOMAS GEORGE CHARLES
Original Assignee
THOMAS GEORGE CHARLES
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Publication date
Application filed by THOMAS GEORGE CHARLESfiledCriticalTHOMAS GEORGE CHARLES
Priority to ES79979ApriorityCriticalpatent/ES79979A1/es
Publication of ES79979A1publicationCriticalpatent/ES79979A1/es
ES79979A1921-11-171921-11-17Perfeccionamientos relativos a las máquinas para la fabricación de bloques y análogos de piedra artificial.
ExpiredES79979A1
(es)